﻿using System;

class SumOfNumbers
{
    static void Main()
    {
        string numSequence = "43 68 9 23 318";

        numSequence = numSequence.Trim();

        string[] strNums = numSequence.Split(' ');

        int sum = 0;

        for (int i = 0; i < strNums.Length; i++)
        {
            sum = sum + int.Parse(strNums[i]);
        }

        Console.WriteLine(sum);
    }
}
